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Gaia Spacecraft Concludes Decade-Long Mission, Transforms Astronomy

1/28/2025

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Summary

Story summary

After a remarkable decade of exploration, the European Space Agency's Gaia spacecraft has wrapped up its mission, concluding on January 15. With an astonishing three trillion observations of nearly two billion stars, Gaia has transformed our grasp of the Milky Way. Though its operations have ceased due to depleted propellant, its groundbreaking data will continue to shape the future of astronomical research.

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Story summary

After a remarkable decade of exploration, the European Space Agency's Gaia spacecraft has wrapped up its mission, concluding on January 15. With an astonishing three trillion observations of nearly two billion stars, Gaia has transformed our grasp of the Milky Way. Though its operations have ceased due to depleted propellant, its groundbreaking data will continue to shape the future of astronomical research.